Morgan's first contact with online scepticism dates to his early teens when he became interested in Snopes.com, a website devoted to debunking urban legends. Then he wrote an essay for his English language GCSE expressing doubts about the validity of many alternative medicines. This interest in medicine did not emerge out of nowhere: his father is an intensive care doctor, his mother a nurse.

But it was when Morgan was diagnosed with a serious illness – Crohn's disease – that he plunged deep into the world of scepticism. While off school last year, he set about researching the disease and was alarmed at some of the "miracle cures" on offer. One particularly grabbed his attention: Miracle Mineral Solution (MMS), which is described on its website as the "answer" to Aids, hepatitis A, B and C, malaria, herpes, TB and "most cancer"